Relationship of the eating disorders to depression biological similarities and differences

Behavioral signs and symptoms and biological similarities present in anorexia nervosa, bulimia nervosa, and depressive disorder have been the spur for a variety of investigations comparing the eating disorders with affective disorder. These studies have examined and compared the phenomenology, family history, and neuroendocrinology of these disorders. A review of all the pertinent studies does not allow one to conclude that the eating disorders are a form of affective disorder.